From e6fb407bd57ad2a4a97378d86b6a5e4b87af5424 Mon Sep 17 00:00:00 2001
From: William Desportes <williamdes@wdes.fr>
Date: Mon, 21 Dec 2020 00:11:16 +0100
Subject: [PATCH] Support mysterious versions

---
 .../SilverStripeRemoteRepository.php          |  2 +-
 tests/SilverStripeRemoteRepositoryTest.php    | 25 +++++++++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/src/RemoteRepository/SilverStripeRemoteRepository.php b/src/RemoteRepository/SilverStripeRemoteRepository.php
index c253e69..c6e36e6 100644
--- a/src/RemoteRepository/SilverStripeRemoteRepository.php
+++ b/src/RemoteRepository/SilverStripeRemoteRepository.php
@@ -26,7 +26,7 @@ public function getFileUrl($projectVersion, $relativePath, $line)
         }
         if (isset($packageConfig['versionmap'])) {
             $versionMaps = Config::getConfig()['versionmaps'];
-            $projectVersion = $versionMaps[$packageConfig['versionmap']][(string) $projectVersion];
+            $projectVersion = $versionMaps[$packageConfig['versionmap']][(string) $projectVersion] ?? $projectVersion;
         }
         $url = $rootPath . '/blob/' . $this->buildProjectPath($projectVersion, $pathParts[2]);
 
diff --git a/tests/SilverStripeRemoteRepositoryTest.php b/tests/SilverStripeRemoteRepositoryTest.php
index 35e05d1..c7a23d8 100644
--- a/tests/SilverStripeRemoteRepositoryTest.php
+++ b/tests/SilverStripeRemoteRepositoryTest.php
@@ -48,5 +48,30 @@ public function testGetRepoUrl()
             . 'silverstripe-graphql/blob/master/src/Extensions/IntrospectionProvider.php#L0',
             $url
         );
+
+        $url = $remoteRepo->getFileUrl(
+            '3',
+            'silverstripe/graphql/src/Extensions/IntrospectionProvider.php',
+            0
+        );
+
+        $this->assertSame(
+            'https://github.com/silverstripe/'
+            . 'silverstripe-graphql/blob/3/src/Extensions/IntrospectionProvider.php#L0',
+            $url
+        );
+
+        // A mysterious version did pop out, oh snap
+        $url = $remoteRepo->getFileUrl(
+            'foobar',
+            'silverstripe/graphql/src/Extensions/IntrospectionProvider.php',
+            0
+        );
+
+        $this->assertSame(
+            'https://github.com/silverstripe/'
+            . 'silverstripe-graphql/blob/foobar/src/Extensions/IntrospectionProvider.php#L0',
+            $url
+        );
     }
 }